#include<stdio.h>
void form(int i)
{
	int k = 0;
	int m = 0;
	for (k = 1;k <= i;k++)
	{
		for (m = 1;m <= k;m++)
		{
			printf("%d*%d=%d\t", m, k, k * m);
		}
		printf("\n");
	}
}